La. Stat. tit. 33 § 4174
These provisions shall be liberally construed, to the end that, through the use of arrangements and agreements provided for herein between one or more municipalities, public power authority, and/or one or more electric public utility companies, greater economy and efficiency in the providing of electrical and energy services to the citizens of the municipality may be achieved; and further to this end, the governing authority of the municipality or public power authority entering into any joint agreement as authorized hereby shall be empowered to adopt such other ordinances and resolutions, take such other action and charge and collect such fees as may be contemplated or necessary by the said agreements, all for the purpose intended.
La. R.S. § 33:4174